Solution

prove

Solution

Solution steps
Show that the two sides are not equal
For plug in
Refine to a decimal form
Refine to a decimal form
The two sides are not equal

Popular Examples

prove 2cos^2(A)=1+cos(2A)prove (1+cos(a))/(sin(a))=cot(a/s)prove cos(θ)=(sqrt(11))/6prove 1-sin^2(x/4)=cos(x/2)prove cos(0)sin(0)=-sin(0)

Frequently Asked Questions (FAQ)

  • Is sin(3x)=3sin(x)-4sin(3x) ?

    The answer to whether sin(3x)=3sin(x)-4sin(3x) is False